Add Proliic new chip: PL2303TB & PL2303N(G)

[Johan Hovold <johan@kernel.org>]

On Wed, Dec 19, 2018 at 06:26:06PM +0800, Charles Yeh wrote:
> Hi Johan & Greg,
>      Thansk for you check the patch file..
> 
> PL2303 is a general name on the market. In fact, PL2303 has the
> following various ICs.
> A type: PL2303H,
> B type: PL2303XA, PL2303HXA, PL2303HXB, PL2303HXC, PL2303HXD,
> PL2303EA, PL2303SA, PL2303RA, PL2303TA,  PL2303TB
> C type:PL2303HXN: PL2303GC, PL2303GS, PL2303GB, PL2303GT, PL2303GL,
> PL2303GE.  <<--used different PID, different VENDOR_REQUEST

Thanks for that summary. Much appreciated.

Does what the current driver calls TYPE_01 correspond to your "A type"
above?

> "Please split out in a separate patch and explain why it is needed.
> Alsoreplace the "magical" constants with descriptive defines."
>  I will push 3 patch file.
> 
> 1. Support PL2303TB(old chip, B type), only add new VID_PID
> 2. Support PL2303HXD(old chip, B type), /* only support External
> Pull-Up Mode on PL2303HXD chip*. /
> 3. Support PL2303HXN(new chip, C type), add new VID_PID, new
> VENDOR_WRITE_REQUEST/ VENDOR_READ_REQUEST, new H/W, S/W flow control
> setting.

Sounds good, but looks like your latest revision of the patch still does
all of the above in one patch...

Thanks,
Johan